Add php 7.1 & 7.2 to travis tests and drop the 5.3 multisite test

Author: pattonwebz

.travis.yml

@@ -13,6 +13,8 @@ branches:
 php:
   - 5.6
   - 7.0
+  - 7.1
+  - 7.2
   - nightly
 
 env:
@@ -24,9 +26,6 @@ matrix:
     - dist: precise
       php: 5.3
       env: WP_VERSION=latest WP_MULTISITE=0
-    - dist: precise
-      php: 5.3
-      env: WP_VERSION=latest WP_MULTISITE=1
   allow_failures:
     - php: nightly